LoL: Vivo Keyd Stars vs Fluxo W7M (BO3) - CBLOL Regular Season

Platform comparison

Market context

Polymarket is pricing **Vivo Keyd Stars vs Fluxo W7M** at **0% YES** for Vivo Keyd Stars, so the contract is effectively saying there is no current market belief in a Keyd Stars win, with the outcome instead leaning entirely towards Fluxo W7M unless the book is stale or the match has not been properly reflected on-chain yet.[10] For Polymarket users, this is a USDC position settled through Polygon conditional tokens, so the relevant question is not the abstract matchup but whether the reported result is actually completed, official, and within the market’s settlement rules.[10]

The historical frame points towards Vivo Keyd Stars, not Fluxo W7M: Bo3.gg lists Vivo Keyd Stars with a 3-0 head-to-head record in prior meetings and a stronger overall win rate, while Fluxo W7M is shown with weaker season-long numbers and poor recent form.[1][2] That same source still flags some deterioration in Keyd Stars’ recent results, which matters in a best-of-three because a shaky early map can turn a short favourite into a live underdog quickly.[1] Comparable meetings in April and earlier in 2026 also ended 2-0 to Vivo Keyd Stars, so the market’s zero-price on Keyd Stars is difficult to square with the published matchup history.[2][7][14]

The main catalysts are operational rather than analytical: confirm that CBLOL’s scheduled start time holds, that the series is actually played, and that no postponement pushes the result outside the seven-day settlement window, because an unplayed, tied, or excessively delayed match resolves 50-50 under the contract terms.[10] Traders should watch official league scheduling, any venue or broadcast changes, and whether the match page updates from pre-match into completed series status, since conditional-token markets can reprice sharply if a fixture is delayed, rescheduled, or recorded with an administrative result rather than a normal match outcome.[10][16]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews LoL: Vivo Keyd Stars vs Fluxo W7M (BO3) - CBLOL Regular Season across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Kalshi UK, which mirrors the Polymarket order book at 0% fees.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

UK Frequently Asked Questions

Where can I trade this market with the lowest fees?

Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Kalshi UK. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

Is Polymarket legal in the UK?

Polymarket is accessible to UK traders but is not UKGC-licensed. It operates under US CFTC jurisdiction. UK residents face no domestic legal prohibition on using it, but UKGC consumer protections do not apply. For UKGC-regulated alternatives, Betfair Exchange and Smarkets offer similar prediction-style markets.

Do I pay tax on prediction market profits in the UK?

UKGC-licensed platform profits (Betfair, Smarkets) are typically tax-free gambling winnings for UK individuals. Polymarket profits involve USDC crypto transactions, which HMRC treats as Capital Gains Tax events. Keep full transaction records and report via Self Assessment if gains exceed £3,000 per tax year.

How do I deposit on Polymarket from the UK?

UK traders typically fund Polymarket via Coinbase UK, Kraken or Revolut — buying USDC with GBP and transferring to a Polygon-compatible wallet (MetaMask, Coinbase Wallet). Polymarket's onboarding walks you through the bridging process. Typical GBP-to-USDC conversion costs 0.5–1%.